Waterproof</br>Soft</br>Breathable</br>100% Cotton fabric</br>Ultra-thin waterproof membrane in the center</br></br>Product Description</br></br>The Naturpedic Organic Cotton No-Compromise Waterproof Twin Mattress Pad (with straps) is soft and breathable providing a comfortable barrier that blocks dust-mites and other allergens. The top and bottom layers are 100% cotton fabric. The ultra-thin waterproof membrane in the center features DrySleep technology?? which effectively blocks liquids from passing through while still allowing the fabric to breathe.</br><br/>http://www.amazon.com/gp/product/B001AMRVO0